Exercise machine



FIG. 1 illustrates a front perspective view of an exercise machineshowing the new design.

FIG. 2 illustrates a front orthogonal view thereof;

FIG. 3 illustrates a front perspective view thereof;

FIG. 4 illustrates a left orthogonal view thereof;

FIG. 5 illustrates a rear orthogonal view thereof;

FIG. 6 illustrates a right orthogonal view thereof;

FIG. 7 illustrates a top elevational view thereof; and

FIG. 8 illustrates a bottom elevational view thereof.

FIG. 9 illustrates a front perspective view of an alternate position ofthe exercise machine;

FIG. 10 illustrates a rear perspective view thereof; and,

FIG. 11 illustrates a rear perspective view thereof.

The broken lines showing are included for the purpose of illustratingthe environment of the design only and form no part of the claimeddesign.

CLAIM The ornamental design for an exercise machine, as shown anddescribed.